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Digital SCR Multiswitch (Ref: dSCR 9743SK, 9745SK) 

 

 

 

 

 

12

 

 

 

 

5.

 

S

AFETY 

I

NSTRUCTIONS

 

 

Read these instructions carefully before connecting the unit

 

 

  To prevent fire, short circuit  or shock hazard:

 

 

Do not expose the unit to rain or moisture. 

 

Install the unit in a dry location without infiltration or condensation of water. 

 

Do not expose it to dripping or splashing. 

 

Do not place objects filled with liquids, such as vases, on the apparatus. 

 

If any liquid should accidentally fall into the cabinet, disconnect the power plug. 

To avoid any risk of overheating

:

 

 

Install the unit in a well aery location and keep a minimum distance  of 15 cm around the 
apparatus for sufficient ventilation 

 

Do not place any items such as newspapers, table-cloths, curtains,  
on the unit that might cover the ventilation holes. 

 

Do not place any naked flame sources, such as lighted candles, on the apparatus  

 

Do not install the product in a dusty place  

 

Use the apparatus only in moderate climates (not in tropical climates) 

 

Respect the minimum and maximum temperature specifications  

    

To avoid any risk of electrical shocks

 

Connect apparatus only to socket with protective earth connection. 

 

The mains plug shall remain readily operable  

 

Pull out power plug to make the different connections of cables  

 

To avoid electrical shock, do not open the housing of adapter. 

 

Maintenance

 

  Only use a dry soft cloth to clean the cabinet. 
  Do not use solvent 
  For repairing  and servicing  refer to qualified personnel. 

 

Dispose according your local authority’s recycling processes

 

 

 

 

Summary of Contents for 9743SK

Page 1: ...User Manual SCR Multiswitch Ref 9743SK 9745SK ...

Page 2: ...e right to change the specifications of the hardware and software described in these manuals at any time Unitron cannot be held liable for any damages resulting from the use of this product Specifications are subject to change without notice 1 17 Unitron Frankrijklaan 27 B 8970 Poperinge Belgium T 32 57 33 33 63 F 32 57 33 45 24 email sales johansson be www johansson be www unitrongroup com ...

Page 3: ...oduct description 4 Package contents 5 Mounting 5 Typical application for the UK 6 2 INSTALLATION OF THE HARDWARE 7 3 CONFIGURATION OF THE MODULE 8 Power to Trunk 8 Terrestrial path 8 dSCR Modes 9 4 TECHNICAL SPECIFICATIONS 10 5 SAFETY INSTRUCTIONS 12 6 CONDITIONS OF WARRANTY 13 ...

Page 4: ... up to 16UBs with all versions of the single cable technology This includes OLT SCR CSS EN50494 EN50607 and newer versions As all outputs are independent the installation can be a mix of legacy and SCR connections The terrestrial part allows to support any service that operates below 1 GHz which includes terrestrial reception cable and DOCSIS reception The trunks enable to cascade multiple product...

Page 5: ...Digital SCR Multiswitch Ref dSCR 9743SK 9745SK 5 Package contents 1x Digital SCR Multiswitch 9743SK or 9745SK Mounting A B 9743SK 98 mm 179 mm 9745SK 179 mm 179 mm ...

Page 6: ...Digital SCR Multiswitch Ref dSCR 9743SK 9745SK 6 Typical application for the UK ...

Page 7: ...unt of products per power supply 9743SK 4 9745SK 2 All 4 LNB trunks should always be cascaded or terminated with a DC blocked 75 Ohm terminator All unused SCR Legacy outputs should be terminated with a 75 Ohm terminator for proper terrestrial signals In this example 1 multiswitch is installed per floor Only 1 power supplies is used to power the 3 multiswitches ...

Page 8: ...iers Trunk power can be inserted at the DC Input of 1 or more cascaded units This allows an efficient sharing of the power from multiple units and creates a natural backup system DC pass through on the trunks is foreseen for the 4 Sat trunks only Terrestrial is DC blocked Terrestrial path The Terrestrial trunk is passive and DOCSIS signals can pass through in both directions The Terrestrial trunk ...

Page 9: ...en a compatible Set Top Box is connected and set in SCR Mode up to 16 User Bands can be generated and can be tuned independent of each other to any LNB input and transponder The 974xSK is compatible with the Sky EN50607 and EN50494 CENELEC standard The set top box sends the desired data for the LNB input and frequency selected in DiSEqC commands Legacy mode status LED solid green When a Legacy Set...

Page 10: ...e 5 862 MHz Inputs 1 Outputs Trunk 1 Trunk Lines in to out 4 Typical 7 Typical In to SCR out 17 Typical 21 Typical dSCR Output Ports dSCR Output Ports 4 8 Supported Output Modes SCR Legacy DTT DAB FM SCR Mode Indication Multicolor Flashing LED SCR Output Power per Txp 23 dBm Min 21 dBm Typical AGC controlled SCR channel bandwidth 46 MHz SCR User Bands 16 SCR Standard auto detect switch Sky UK SCR ...

Page 11: ... lines out to in Yes not for terrestrial trunk Supply current to LNB Yes Short circuit protection power on diagnostics Yes Ground tags 1 Operating Temperature Range 20 to 50 C Indoor housing Sky UK EN50607 EN50494 UB FREQ UB FREQ UB FREQ 3 1680 5 985 1 1210 9 1280 6 1050 2 1420 11 1380 7 1115 3 1680 14 1480 8 1275 4 2040 15 980 9 1340 16 1030 10 1485 17 1080 11 1550 18 1130 12 1615 19 1530 13 1745...

Page 12: ...ventilation Do not place any items such as newspapers table cloths curtains on the unit that might cover the ventilation holes Do not place any naked flame sources such as lighted candles on the apparatus Do not install the product in a dusty place Use the apparatus only in moderate climates not in tropical climates Respect the minimum and maximum temperature specifications To avoid any risk of el...

Page 13: ...NSHIP AND DOES NOT COVER DAMAGE RESULTING FROM Misuse or use of the product out of its specifications Installation or use in a manner inconsistent with the technical or safety standards in force in the country where the product is used Use of non suitable accessories power supply adapters Installation in a defect system External cause beyond the control of Unitron N V such as drop accidents lightn...

Page 14: ...Digital SCR Multiswitch Ref dSCR 9743SK 9745SK 14 ...

Page 15: ...Digital SCR Multiswitch Ref dSCR 9743SK 9745SK 15 ...

Page 16: ...Digital SCR Multiswitch Ref dSCR 9743SK 9745SK 16 UNITRON NV Frankrijklaan 27 B 8970 Poperinge Belgium T 32 57 33 33 63 F 32 57 33 45 24 sales johansson be www johansson be ...

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